发明名称 PNEUMATIC TIRE HAVING DIRECTIONAL PATTERN
摘要 PROBLEM TO BE SOLVED: To provide a pneumatic tire having a directional pattern improved in steering stability and noise reduction performance while securing excellent drainage performance. SOLUTION: Two circumferential direction main grooves 2 are provided in a tread center area, and an inclining land part 5 symmetrically extending and inclining to a tread center line C is partitioned on each of side parts of the circumferential direction main grooves 2. A chamfer part 8 with the height gradually decreasing toward the tip end is provided on a tapered end part of the inclining land part 5 on a circumferential direction main groove side, and the chamfer part 8 is connected with another inclining land part 5 by a connection part 9 provided on an inclining groove 4.
申请公布号 JP2001071709(A) 申请公布日期 2001.03.21
申请号 JP19990253945 申请日期 1999.09.08
申请人 BRIDGESTONE CORP 发明人 HIMURO YASUO
分类号 B60C11/11;B60C11/04;B60C11/13;(IPC1-7):B60C11/04 主分类号 B60C11/11
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